allow subdomain matching in mailaddr tables
update documentation
fix loading of passphrase protected keys
update from -current:

from deraadt@:
use u_char for buffers in yylex, for ctype calls, as done in all other
parse.y in the tree
issue found by millert, ok gilles
update from -current:

From henning@:
Log message:
need errno, thx sthen
properly use unsigned char casts for ctype functions.
missing errno check
better response
fix regression introduced when plugged the passphrase-protected key support
Mention smtpctl encrypt subcommand.
fix log msg
try to connect if needed
On relay failure, send a special release to inform the scheduler to
tempfail all envelopes on the holdq.
do not actually send the update to the queue.
make scheduler buffer sizes tunable
Only send the RELEASE message if at least was held.
Merge branch 'master' of ssh.poolp.org:/git/opensmtpd

Conflicts:
	smtpd/mta.c
renable tempfail in scheduler for failed holdq
Merge pull request #366 from snimmagadda/table

Mention smtpctl encrypt subcommand.
Merge branch 'master' of https://github.com/poolpOrg/OpenSMTPD